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LABORATORY MANUAL OF AGRICULTURE 



Equipment. Heads of oats for each member of the class. 



Directions. Make a drawing of the entire head of oats, 

 showing the arrangement of the spikelets. Remove a single 

 well-developed spikelet and make a drawing of it. Draw a 

 single outer glume, a single flowering glume, and the palea. 



A ' B 



FIG. 11. A, a head of oats; B, a single spikelet; 

 C, the oat kernel with glumes and palea removed, 

 showing the germ side. 



Make a drawing of the kernel, showing the crease side, 

 one showing the germ side, and one showing the cross section. 

 Make all the drawings at least four times the natural size, 

 except the one of the panicle. Make them in careful detail 

 and name the different parts. 



